Littelfuse IDSR020
MPNIDSR020
20A, 600VAC/600VDC, Class RK5 Fuses|20 Amp, 600V, Industrial & Electrical Fuses UL Class RK5 Duel Element Time-Delay fuse With Indication
$16.12 – $29.97Ref. price · indicative, final on quote
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Type | Time-Delay |
| Standard | Standard 248-12 UL Listed/CSA |
| Category | Dual Element Fuses |
| Sub brand | IDSR Series |
| Manufacturer | Littelfuse, Inc. |
| Sub-Category | UL Power Fuse |
| Special features | Indicator |
| Manufacturer brand | Littelfuse, Inc. |
| Product description | Littelfuse IDSR020 600V RK5 Fuse |
| Full technical description | Class RK5 Type; 5 Inch; UL 198M, UL 248-12, CSA, CE Approval; 600 VAC/VDC Voltage Rating; 13/16 Inch Diameter; 200000 Ampere (Symmetrical), 300000 Ampere (Symmetrical, Self-Certified), 20000 Ampere (DC) Interrupting Rating; 20 Ampere Current Rating; Ferrule Terminal Type; Dual Element, Time Delay Characteristics; Powr-Gard [R], Powr-Pro [R], Slo-Blo [R] Brand; Includes Indicator; Application All General Purpose Circuits, Motors, Transformers, Solenoids, Fluorescent Lighting, All System Components With High Inrush Currents; IDSR Model |
| Proposition 65 warning | WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. |
MPN
IDSR020